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Chris Hadfield — STS-74, STS-100
Claudie Haigneré, EAC — Soyuz TM-24/23, Soyuz TM-33/32
Jean-Pierre Haigneré, EAC — Soyuz TM-17/16, Soyuz TM-29
Fred Haise — Apollo 13
James Halsell — STS-65, STS-74, STS-83, STS-94, STS-101
Kenneth Ham — STS-124, STS-132
Lloyd Hammond — STS-39, STS-64
Jeremy Hansen — No flights
Gregory Harbaugh — STS-39, STS-54, STS-71, STS-82
Bernard A. Harris, Jr. — STS-55, STS-63
Terry Hart — STS-41-C
Henry Hartsfield — STS-4, STS-41-D, STS-61-A
Frederick Hauck — STS-7, STS-51-A, STS-26
Steven Hawley — STS-41-D, STS-61-C, STS-31, STS-82, STS-93
Susan Helms — STS-54, STS-64, STS-78, STS-101, STS-102/105
Karl Henize (1926–1993) — STS-51-F
Thomas Hennen — STS-44
Terence Henricks — STS-44, STS-55, STS-70, STS-78
Miroslaw Hermaszewski — Soyuz 30
José Hernández — STS-128
John Herrington— STS-113
Richard Hieb — STS-39, STS-49, STS-65
Joan Higginbotham — STS-116
David Hilmers — STS-51-J, STS-26, STS-36, STS-42
Kathryn Hire — STS-90, STS-130
Charles Hobaugh — STS-104, STS-108, STS-129
Jeffrey Hoffman — STS-51-D, STS-35, STS-46, STS-61, STS-75
Donald Holmquest, M.D. — No flights.
Scott Horowitz — STS-75, STS-82, STS-101, STS-105
Akihiko Hoshide — STS-124, Soyuz TMA-05M
Millie Hughes-Fulford — STS-40
Douglas G. Hurley — STS-127, STS-135
Rick Husband (1957–2003) — STS-96, STS-107. Died on the Columbia.Read more about this topic: List Of Astronauts By Name